<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1217571
-->
<head>
  <title>Test for Bug 1217571</title>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1217571">Mozilla Bug 1217571</a>
<p id="display"></p>
<iframe src="bug1217571-iframe.html"></iframe>
<iframe src="bug1217571-iframe.html"></iframe>
<pre id="test">
<script type="application/javascript">
/** Test for Bug 614392**/

SimpleTest.waitForExplicitFinish();

window.onload = function() {
  // Each iframe loads the same image.  Both images should share the same
  // container from the image cache.  Check that this holds true.
  var iframes = document.getElementsByTagName("iframe");
  var imgs = Array.from(iframes, function (f) {
      return SpecialPowers.wrap(f.contentDocument.getElementsByTagName("img")[0]);
  });
  var containers = imgs.map(function (img) {
      return img.QueryInterface(SpecialPowers.Ci.nsIImageLoadingContent)
                .getRequest(SpecialPowers.Ci.nsIImageLoadingContent.CURRENT_REQUEST)
                .image;
  });

  ok(SpecialPowers.compare(containers[0], containers[1]),
     "containers for identical images in different iframes should be identical");

  SimpleTest.finish();
}

</script>
</pre>
</body>
</html>
